Home / 35,346.02-48,777.55-19,430.13

Finding the Fourth Proportional to 35,346.02, 48,777.55 and 19,430.13

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Solution

The fourth proportional to 35,346.02, 48,777.55 and 19,430.13 is: 26,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346.02 : 48,777.55 = 19,430.13 : x
  2. Step 2: Convert to fraction form
    35,346.02/48,777.55 = 19,430.13/x
  3. Step 3: Cross multiply
    35,346.02x = 48,777.55 × 19,430.13
  4. Step 4: Simplify right side
    35,346.02x = 947,754,137.58
  5. Step 5: Solve for x
    x = 947,754,137.58/35,346.02
  6. Step 6: Final answer
    x = 26,813.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.